IT 7210 MODALITY AND REDUNDANCY CHAPTERS 6 & 7 Susan Giasson WSU Fall 2014

Presenting words in audio form rather than onscreen text can result in learning gains. Gather the following ingredients for your omelet, milk, cheese and eggs MILK CHEESE EGGS

Use spoken rather than printed text to reduce the demands of visual processing.

The visual channel can become overloaded if both Graphics, text and audio are included in the presentation. The result is redundancy taking away from the learning process.

When the on screen text is the same as the narration it is redundant. The learner may not pay complete attention to the graphics when on screen text is redundant to the audio narration.

There are some exceptions to the Modality and Redundancy principles. English language learners Highly technical words Limitations to recording audio for lessons When no visuals are present audio and text can be redundant The pace of the presentation is slow enough so that both text and audio can be processed PSEUDOPSEUDOHYPOPARATHYROIDISM